I've implemented rename for MySQL in FluentMigrator
https://github.com/schambers/fluentmigrator/pull/166/

Best Regards,
Alexander

On Fri, Nov 14, 2014 at 8:44 AM, Jan Schubert <[email protected]>
wrote:

> Not all dialects support rename columns.
>
> No support found for Firebird and SQLite.
>
> MySQL needs the data type to change the column name:
> ALTER TABLE "tablename" Change "oldcolumnname" "newcolumnname" ["Data
> Type"]
>
> Other dialects:
> Oracle = alter table tablename rename column oldcolumnname to newcolumnname
> DB2 = ALTER TABLE tablename RENAME COLUMN oldcolumnname TO newcolumnname
> Ingres = ALTER TABLE tablename RENAME COLUMN oldcolumnname TO newcolumnname
> PostgreSQL = ALTER TABLE tablename RENAME COLUMN oldcolumnname TO
> newcolumnname
> Sybase = sp_rename 'tablename.oldcolumnname', 'newcolumnname'
>
>
> Am Donnerstag, 13. November 2014 19:56:11 UTC+1 schrieb Jeffrey Becker:
>
>> I'm going to build in support in my repo shortly.  If you could check the
>> other dialects for column renaming support and let me know, that'd be
>> awesome.
>>
>> In the mean-time you can always:
>>
>>     Run(new SqlDdlOperation("EXEC sp_rename 'Test.Example',
>> 'BetterExample', 'COLUMN';"));
>>
>> or implement a RenameColumnOperation and Run that.
>>
>> On Thursday, November 13, 2014 1:41:21 PM UTC-5, Jan Schubert wrote:
>>>
>>> Yes, that I mean. It is possible to rename a column with sp_rename on
>>> mssql.
>>>
>>> EXEC sp_rename 'Test.Example', 'BetterExample', 'COLUMN';
>>>
>>>
>>> Am Donnerstag, 13. November 2014 15:26:45 UTC+1 schrieb Jeffrey Becker:
>>>>
>>>> er.  Do you mean having a method off the fluent builder something like:
>>>>
>>>> surface.Alter.Table("Test").RenameColumn("Example", "BetterExample");
>>>>
>>>>
>>>>
>>>> On Thursday, November 13, 2014 7:37:51 AM UTC-5, Jeffrey Becker wrote:
>>>>>
>>>>> I doubt it. Afaik, sql (or at least the mssqlserver dialect) doesn't
>>>>> support renaming columns in the alter syntax.  That an IDdlOperation which
>>>>> generates the correct ddl shouldn't be hard to whip up.
>>>>> On Nov 13, 2014 7:03 AM, "Jan Schubert"  wrote:
>>>>>
>>>>>> You add support for altering columns, but it is possible to rename a
>>>>>> column with ALTER? I saw your migration framework (Alpha) cannot rename a
>>>>>> column.
>>>>>>
>>>>>> --
>>>>>>
>>>>>>
>>>>>>   --
>
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